Reaction: D-glucosaminate = 2-dehydro-3-deoxy-D-gluconate + NH3
Glossary: glucosaminate = 2-amino-2-deoxy-D-gluconate
Other name(s): glucosaminic dehydrase; D-glucosaminate dehydratase; D-glucosaminic acid dehydrase; aminodeoxygluconate dehydratase; 2-amino-2-deoxy-D-gluconate hydro-lyase (deaminating); aminodeoxygluconate ammonia-lyase; 2-amino-2-deoxy-D-gluconate ammonia-lyase; D-glucosaminate ammonia-lyase
Systematic name: D-glucosaminate ammonia-lyase (isomerizing; 2-dehydro-3-deoxy-D-gluconate-forming)
Comments: Contains pyridoxal phosphate.
Links to other databases: BRENDA, EXPASY, KEGG, CAS registry number: 37290-91-8
References:
1. Imanaga, Y. Metabolism of D-glucosamine. III. Enzymic degradation of D-glucosaminic acid. J. Biochem. (Tokyo) 45 (1958) 647-650.
2. Merrick, J.M. and Roseman, S. D-Glucosaminic acid dehydrase. Methods Enzymol. 9 (1966) 657-660.
3. Iwamoto, R., Imanaga, Y. and Soda, K. D-Glucosaminate dehydratase from Agrobacterium radiobacter. Physicochemical and enzymological properties. J. Biochem. (Tokyo) 91 (1982) 283-289. [PMID: 7068563]
4. Iwamoto, R., Taniki, H., Koishi, J. and Nakura, S. D-Glucosaminate aldolase activity of D-glucosaminate dehydratase from Pseudomonas fluorescens and its requirement for Mn2+ ion. Biosci. Biotechnol. Biochem. 59 (1995) 408-411. [PMID: 7766176]